benchmark

julia> @benchmark PE_022()
BenchmarkTools.Trial:
  memory estimate:  1.02 MiB
  allocs estimate:  36188
  --------------
  minimum time:     3.574 ms (0.00% GC)
  median time:      3.731 ms (0.00% GC)
  mean time:        3.828 ms (1.85% GC)
  maximum time:     5.820 ms (27.90% GC)
  --------------
  samples:          1305
  evals/sample:     1

julia> @benchmark PE_022_alt_1()
BenchmarkTools.Trial:
  memory estimate:  1.13 MiB
  allocs estimate:  38016
  --------------
  minimum time:     3.622 ms (0.00% GC)
  median time:      3.810 ms (0.00% GC)
  mean time:        3.904 ms (2.04% GC)
  maximum time:     6.016 ms (26.51% GC)
  --------------
  samples:          1280
  evals/sample:     1

julia> @benchmark PE_022_alt_2()
BenchmarkTools.Trial:
  memory estimate:  1.13 MiB
  allocs estimate:  38016
  --------------
  minimum time:     3.669 ms (0.00% GC)
  median time:      3.891 ms (0.00% GC)
  mean time:        3.999 ms (2.09% GC)
  maximum time:     7.677 ms (28.38% GC)
  --------------
  samples:          1250
  evals/sample:     1